Base | Representation |
---|---|
bin | 10111011010101… |
… | …11010011000001 |
3 | 111200122020210000 |
4 | 23231113103001 |
5 | 400242110111 |
6 | 31254230213 |
7 | 4603503051 |
oct | 1355272301 |
9 | 450566700 |
10 | 196441281 |
11 | a0982273 |
12 | 55955369 |
13 | 3190c55a |
14 | 1c137561 |
15 | 123a4c56 |
hex | bb574c1 |
196441281 has 20 divisors (see below), whose sum is σ = 294332500. Its totient is φ = 130566816.
The previous prime is 196441277. The next prime is 196441283. The reversal of 196441281 is 182144691.
196441281 is a `hidden beast` number, since 1 + 9 + 644 + 1 + 2 + 8 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 158986881 + 37454400 = 12609^2 + 6120^2 .
It is not a de Polignac number, because 196441281 - 22 = 196441277 is a prime.
It is a super-2 number, since 2×1964412812 = 77178353761841922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (196441283) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 24795 + ... + 31743.
It is an arithmetic number, because the mean of its divisors is an integer number (14716625).
Almost surely, 2196441281 is an apocalyptic number.
It is an amenable number.
196441281 is a deficient number, since it is larger than the sum of its proper divisors (97891219).
196441281 is an equidigital number, since it uses as much as digits as its factorization.
196441281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7310 (or 7301 counting only the distinct ones).
The product of its digits is 13824, while the sum is 36.
The square root of 196441281 is about 14015.7511750173. The cubic root of 196441281 is about 581.3141831310.
The spelling of 196441281 in words is "one hundred ninety-six million, four hundred forty-one thousand, two hundred eighty-one".
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